1,4-Diiodobenzene
2026-04-14
产品详情
- Cas：624-38-4
- 产品名称1,4-Diiodobenzene
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- 简介
- Purity: ≥98.0% (GC), Typical result: 99.2%
- Melting Range: 128–133 °C, Typical result: 131.5–132.8 °C
- Loss on Drying: ≤0.5%, Typical result: 0.18%
- Residue on Ignition: ≤0.1%, Typical result: 0.05%
- Heavy Metals: ≤10 ppm, Typical result: <5 ppm
- Iodide Content: ≤0.2%, Typical result: 0.08%
- Appearance: White crystals, Conforms to standard
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Applications (Detailed English)
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Organic Synthesis Intermediate
- Key building block for Suzuki-Miyaura cross-coupling reactions.
- Precursor for synthesizing Martinellic acid (a natural bradykinin receptor antagonist).
- Used in preparing 1,4-bis(p-R-phenylethynyl)benzenes via Pd/Cu-catalyzed coupling.
- Starting material for oligo(1,4-phenylene ethynylene)s (conjugated polymers).
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Pharmaceutical & Medical Chemistry
- Intermediate for antiseptics, disinfectants, and antimicrobial agents.
- Used in medical imaging contrast agents and radiopharmaceutical synthesis.
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Material Science
- Fabrication of polarizing films for LCD displays.
- Surface-mediated synthesis of epitaxially aligned polyphenylene lines on Cu(110) via Ullmann dehalogenation.
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Analytical Chemistry
- Reference standard for GC/HPLC calibration in environmental and pharmaceutical testing.
- Reagent for iodine-based derivatization in analytical sample preparation.
Safety & Handling (Summary)
- GHS Hazard: H315 (skin irritation), H319 (eye irritation), H335 (respiratory irritation).
- Storage: Keep in a dark, dry, sealed container at room temperature; protect from light/moisture.
- UN Class: Not classified as dangerous goods for transport.
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